.score{
    position: absolute;
    right: 10px;
    top: 10px;
    height: 40px;
    /* border: 1px solid red; */
    font-size: 30px;
    z-index: 2;
}

.hp{
    position: absolute;
    left: 10px;
    top: 10px;
    height: 40px;
    /* border: 1px solid red; */
    font-size: 30px;
    z-index: 2;
}

.end{
    position: absolute;
    left: 30%;
    top: 30%;
    height: 70px;
    font-size: 50px;
    font-weight: bold;
    z-index: 2;
}

.btn{
    position: absolute;
    left: 20%;
    top: 60%;
    height: 70px;
    width: 350px;
    font-size: 50px;
    border-radius: 10px;
    background-color: #a5a5a5;
    z-index: 2;
}

.btn button{
    height: 100%;
    width: 100%;
    font-size: 50px;
}